#' @param method (`integer(1)`)\cr
#'  If `integrate == TRUE` selects the integration weighting method.
#'  `method == 1` corresponds to weighting each time-point equally and taking the mean score over
#'  discrete time-points. `method == 2` corresponds to calculating a mean weighted by the difference
#'  between time-points. `method == 2` is default to be in line with other packages.
